61146680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{218381}}^1$

素因数の和:218399

約数の個数: 32

約数和(自身を含む): 157235040

約数和(自身を除く): 96088360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 218381, 436762, 873524, 1091905, 1528667, 1747048, 2183810, 3057334, 4367620, 6114668, 7643335, 8735240, 12229336, 15286670, 30573340, 61146680]

約数ペア:

[(1, 61146680), (2, 30573340), (4, 15286670), (5, 12229336), (7, 8735240), (8, 7643335), (10, 6114668), (14, 4367620), (20, 3057334), (28, 2183810), (35, 1747048), (40, 1528667), (56, 1091905), (70, 873524), (140, 436762), (280, 218381)]